WILKES-BARRE, Pa. (CBS/AP) — Two young boys found unresponsive in a pool near their Luzerne County home have died, according to officials. Luzerne County District Attorney Sam Sanguedolce said the 3- and 6-year-old boys were rushed to a hospital after they were found in the Plains Township pool at about 6 p.m. Monday.

Sanguedolce said the young boys lived a few houses down and apparently walked from their home and somehow got into the pool behind a neighboring house.

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One died Monday night and the other died Tuesday, Sanguedolce said.

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Autopsies are planned and police and the district attorney’s office continue to investigate.

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The Associated Press contributed to this report.